{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["process characterization", "engineering feature", "application", "biomedical", "machanical property", "machine or equipment"], "input": "Ultrasonic additive manufacturing ( UAM ) is a solid-state manufacturing technology for producing near-net shape metallic parts combining additive ultrasonic metal welding and subtractive machining ."}
{"process characterization": [], "engineering feature": [], "application": [], "biomedical": [], "machanical property": [], "machine or equipment": ["metallic parts"]}